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X-RAY DIFFRACTION
Materials and Methods page
2A73
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 6.2
    Temperature 293.0
    Details PEG 550 MME, sodium acetate, pH 6.2, VAPOR DIFFUSION, HANGING DROP, temperature 293K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 116.98 α = 90
    b = 156.26 β = 90
    c = 271.2 γ = 90
     
    Space Group
    Space Group Name:    I 2 2 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type ADSC QUANTUM 4
    Collection Date 2005-02-12
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type ESRF BEAMLINE ID14-4
    Wavelength List 0.9393
    Site ESRF
    Beamline ID14-4
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) -999.0
    Observed Criterion Sigma(I) -3.7
    Resolution(High) 3.3
    Resolution(Low) 39.12
    Number Reflections(All) 37932
    Number Reflections(Observed) 37818
    Percent Possible(Observed) 99.7
    R Merge I(Observed) 0.081
    Redundancy 4.5
     
    High Resolution Shell Details
    Resolution(High) 3.3
    Resolution(Low) 3.5
    Percent Possible(All) 99.2
    R Merge I(Observed) 0.433
    Mean I Over Sigma(Observed) 2.3
    Redundancy 4.5
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 3.3
    Resolution(Low) 40.0
    Number of Reflections(all) 37932
    Number of Reflections(Observed) 35817
    Number of Reflections(R-Free) 1882
    Percent Reflections(Observed) 99.77
    R-Factor(Observed) 0.23302
    R-Work 0.23005
    R-Free 0.28943
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 94.4
    Anisotropic B[1][1] 2.3
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -0.03
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -2.27
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 3.3
    Shell Resolution(Low) 3.385
    Number of Reflections(R-Free) 131
    Number of Reflections(R-Work) 2589
    R-Factor(R-Work) 0.274
    R-Factor(R-Free) 0.35
    Percent Reflections(Observed) 98.95
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 1.06
    r_scbond_it 0.578
    r_mcangle_it 0.561
    r_mcbond_it 0.305
    r_nbd_refined 0.215
    r_gen_planes_refined 0.003
    r_chiral_restr 0.035
    r_dihedral_angle_4_deg 16.127
    r_dihedral_angle_3_deg 20.345
    r_dihedral_angle_2_deg 38.93
    r_dihedral_angle_1_deg 6.596
    r_angle_refined_deg 0.528
    r_bond_refined_d 0.002
    r_nbtor_refined 0.316
    r_xyhbond_nbd_refined 0.151
    r_symmetry_vdw_refined 0.131
    r_symmetry_hbond_refined 0.126
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 12771
    Nucleic Acid Atoms 0
    Heterogen Atoms 89
    Solvent Atoms 0
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) XDS
    Data Reduction (data scaling) XSCALE
    Structure Solution PHASER
    Structure Refinement REFMAC 5.2.0003
     
    Software
    data extraction pdb_extract version: 1.700
    refinement REFMAC5 version: 5.2.0003